v2.4.0.6

FAIR VALUE MEASUREMENTS Table 1 (Details) (USD $) In Thousands, unless otherwise specified | Mar. 31, 2012 | Dec. 31, 2011
--- | --- | ---
Fair Value Assets and Liabilities Measured on Recurring Basis |  |
Fair Value Assets and Liabilities Measured on Recurring Basis | $ (36,120) | $ (12,444)
Fair Value Level 1 |  |
Fair Value Assets and Liabilities Measured on Recurring Basis |  |
Fair Value Assets and Liabilities Measured on Recurring Basis | 9,649 | 5,506
Fair Value Level 2 |  |
Fair Value Assets and Liabilities Measured on Recurring Basis |  |
Fair Value Assets and Liabilities Measured on Recurring Basis | (45,769) | (17,950)
Fair Value Level 3 |  |
Fair Value Assets and Liabilities Measured on Recurring Basis |  |
Fair Value Assets and Liabilities Measured on Recurring Basis | 0 | 0
Other current assets |  |
Fair Value Assets and Liabilities Measured on Recurring Basis |  |
Product Imbalances | 1,661 | 2,117
Commodity derivatives | 22,209 | 12,112
Other current assets | Fair Value Level 1 |  |
Fair Value Assets and Liabilities Measured on Recurring Basis |  |
Product Imbalances | 1,661 | 2,117
Commodity derivatives | 21,880 | 10,282
Other current assets | Fair Value Level 2 |  |
Fair Value Assets and Liabilities Measured on Recurring Basis |  |
Product Imbalances | 0 | 0
Commodity derivatives | 329 | 1,830
Other current assets | Fair Value Level 3 |  |
Fair Value Assets and Liabilities Measured on Recurring Basis |  |
Product Imbalances | 0 | 0
Commodity derivatives | 0 | 0
Other long-term assets, net |  |
Fair Value Assets and Liabilities Measured on Recurring Basis |  |
Commodity derivatives | 5,377 | 27,084
Interest Rate Swaps | 581 | 2,335
Other long-term assets, net | Fair Value Level 1 |  |
Fair Value Assets and Liabilities Measured on Recurring Basis |  |
Commodity derivatives | 0 | 0
Interest Rate Swaps | 0 | 0
Other long-term assets, net | Fair Value Level 2 |  |
Fair Value Assets and Liabilities Measured on Recurring Basis |  |
Commodity derivatives | 5,377 | 27,084
Interest Rate Swaps | 581 | 2,335
Other long-term assets, net | Fair Value Level 3 |  |
Fair Value Assets and Liabilities Measured on Recurring Basis |  |
Commodity derivatives | 0 | 0
Interest Rate Swaps | 0 | 0
Accrued liabilities |  |
Fair Value Assets and Liabilities Measured on Recurring Basis |  |
Product Imbalances | (200) | (1,469)
Commodity derivatives | (38,192) | (5,424)
Interest Rate Swaps | (9,796) | (22,009)
Accrued liabilities | Fair Value Level 1 |  |
Fair Value Assets and Liabilities Measured on Recurring Basis |  |
Product Imbalances | (200) | (1,469)
Commodity derivatives | (13,692) | (5,424)
Interest Rate Swaps | 0 | 0
Accrued liabilities | Fair Value Level 2 |  |
Fair Value Assets and Liabilities Measured on Recurring Basis |  |
Product Imbalances | 0 | 0
Commodity derivatives | (24,500) | 0
Interest Rate Swaps | (9,796) | (22,009)
Accrued liabilities | Fair Value Level 3 |  |
Fair Value Assets and Liabilities Measured on Recurring Basis |  |
Product Imbalances | 0 | 0
Commodity derivatives | 0 | 0
Interest Rate Swaps | 0 | 0
Other long-term liabilities |  |
Fair Value Assets and Liabilities Measured on Recurring Basis |  |
Commodity derivatives | (6,539) |
Interest Rate Swaps | (11,221) | (27,190)
Other long-term liabilities | Fair Value Level 1 |  |
Fair Value Assets and Liabilities Measured on Recurring Basis |  |
Commodity derivatives | 0 |
Interest Rate Swaps | 0 | 0
Other long-term liabilities | Fair Value Level 2 |  |
Fair Value Assets and Liabilities Measured on Recurring Basis |  |
Commodity derivatives | (6,539) |
Interest Rate Swaps | (11,221) | (27,190)
Other long-term liabilities | Fair Value Level 3 |  |
Fair Value Assets and Liabilities Measured on Recurring Basis |  |
Commodity derivatives | 0 |
Interest Rate Swaps | $ 0 | $ 0

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